CN103033995A - Display module and display device - Google Patents
Display module and display device Download PDFInfo
- Publication number
- CN103033995A CN103033995A CN2012105466278A CN201210546627A CN103033995A CN 103033995 A CN103033995 A CN 103033995A CN 2012105466278 A CN2012105466278 A CN 2012105466278A CN 201210546627 A CN201210546627 A CN 201210546627A CN 103033995 A CN103033995 A CN 103033995A
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- substrate
- display panel
- public electrode
- display device
- electrode
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/30—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving parallax barriers
- G02B30/31—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving parallax barriers involving active parallax barriers
Abstract
The invention provides a display module and a display device. The display module comprises a display panel and a 3D (three-dimensional) display apparatus, wherein the 3D display apparatus comprises a first substrate and a second substrate which are arranged opposite to each other; the first substrate is provided with a first common electrode; the second substrate is provided with a signal electrode; the distance between the first substrate and the display panel is smaller than the distance between the second substrate and the display panel; and the first common electrode is provided with a constant voltage. The common electrode is arranged on one face which is close to the display panel, crosstalk of the display panel caused by the voltage change on the signal electrode is reduced, and interference of external signals with the display panel can be shielded, so that the aims of reducing interference and lowering cost on the basis of not increasing any shield layer and the thickness of the display module are fulfilled.
Description
Technical field
The present invention relates to technical field of liquid crystal display, refer in particular to a kind of demonstration module and display device.
Background technology
In lcd technology, the parallax baffle method is a kind of common method that realizes that 3D shows, comprises display unit and parallax baffle.Parallax baffle be arranged at display unit below, be the optical device of transparent part and shading striped periodic arrangement.
Based on above-mentioned principle, realize that at present the device that 3D shows has liquid crystal shutter slit grating (activebarrier), liquid crystal lens and the movable polarizer of Active retarder() three kinds, as shown in Figure 1, display panel 1 is arranged at the below of 3D device 2, utilizes 3D device 2 to make the user watch 3D rendering.
At present, display panel 1 adopts the horizontal deflection liquid crystal mode usually, comprise the technology such as IPS, FFS, having when pressing does not have the advantages such as water ripples, visual angle are wide, but the display panels of this kind technology is easy to be subject to the interference of outer signals, and prior art usually adopts in that display panel 1 is outer and layer of transparent electrode 3(is set as shown in Figure 1) mode reach the purpose that the shielding outer signals is disturbed.
Summary of the invention
The purpose of technical solution of the present invention provides a kind of demonstration module and display device, need not to arrange under the condition of screen layer, and the image that solves display panel shows the problem that disturbed by outer signals.
For achieving the above object, one aspect of the present invention provides a kind of demonstration module, comprise display panel and 3D display device, described 3D display device comprises first substrate and the second substrate that is oppositely arranged, wherein, be provided with the first public electrode on the described first substrate, be provided with signal electrode on the second substrate, distance between described first substrate and the described display panel is less than the distance between described second substrate and the described display panel, and described the first public electrode is set to constant voltage.
Preferably, demonstration module described above, described first substrate and described display panel are fitted.
Preferably, demonstration module described above arranges the area of described the first public electrode more than or equal to the viewing area area of described display panel on the described first substrate.
Preferably, demonstration module described above, when described 3D display device was in closed condition, described public electrode and described signal electrode be ground connection or be zero simultaneously.
Preferably, demonstration module described above, described display panel comprises the second public electrode and pixel electrode, described the second public electrode is connected with described the first public electrode.
Preferably, demonstration module described above, described the second public electrode and described the first public electrode are connected with peripheral circuit on the described display panel by described first substrate.
Preferably, demonstration module described above is liquid crystal layer between described first substrate and the described second substrate.
Preferably, demonstration module described above, described 3D display device is liquid crystal lens grating.
The present invention also provides a kind of display device, comprises backlight and aforesaid demonstration module.
In the specific embodiment of the invention technique scheme at least one has following beneficial effect:
By public electrode being arranged on the one side near display panel, change in voltage is to crosstalking that display panel causes on the minimizing signal electrode, and can shield the interference that extraneous signal produces display panel, thereby need not increase screen layer and show on the basis of module thickness, reach and reduce the purpose of disturbing and reducing cost.
Description of drawings
Fig. 1 represents that prior art shows the structural representation of module;
Fig. 2 represents the structural representation of the described demonstration module of the specific embodiment of the invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, describe the present invention below in conjunction with the accompanying drawings and the specific embodiments.
The described demonstration module of the specific embodiment of the invention, being applied to 3D shows, by public electrode being arranged on the one side near display panel, change in voltage is to crosstalking that display panel causes on the minimizing signal electrode, and can shield the interference that extraneous signal produces display panel, thereby need not increase screen layer and show on the basis of module thickness, reach and reduce the purpose of disturbing and reducing cost.
As shown in Figure 2, described demonstration module comprises 3D display device 100 and display panel 200, and wherein display panel 200 is positioned at the below of 3D display device 100, and 3D display device 100 comprises:
Also be, adopt technical solution of the present invention, below the public electrode 111 of 3D display device 100 is arranged on, above signal electrode 121 is arranged on, make public electrode 111 near display panels 200, and signal electrode 121 is away from display panel 200, so just can reduces on the signal electrode change in voltage to crosstalking that display panel 200 causes, and can shield the interference that extraneous signal produces display panel 200, so need not on the display panel 200 that transparency electrode is set again and do screen layer.
In addition, in order to guarantee that public electrode 111 can provide screen layer for display panel 200, in running order at 3D display device 100, in the time of can realizing that 3D shows, make the common signal of input on the public electrode 111 keep voltage constant, if can guarantee 100 normal operations of 3D display device, this fixed voltage can be zero; If no-voltage can not guarantee 100 normal operations of 3D display device, then this fixed voltage is the magnitude of voltage of non-zero; When 3D display device 100 is closed, in the time of need not realizing that 3D shows, make public electrode 111 and 121 while of signal electrode ground connection or for empty, so both provided a screen layer for display panel 200, the electric field that makes again the liquid crystal molecule of liquid crystal layer 130 between first substrate 110 and the second substrate 120 is zero.
Best, the first substrate 110 at public electrode 111 places is fitted with display panel 200, and make the area of set public electrode 111 on the first substrate 110 more than or equal to the viewing area area of display panel 200, preferably, cover whole display panel 200, avoid the outside signal to disturb peripheral electrode.
Wherein, in the described demonstration module of the specific embodiment of the invention, 3D display device 100 comprises activebarrier, liquid crystal lens and Active retarder, adopt and be arranged at as described above when showing in the module, make public electrode 111 near display panel 200, and signal electrode 121 is away from display panel 200.In the time of in off position, make simultaneously ground connection or be zero of public electrode and signal electrode, think that display panel 200 provides a screen layer; In the time of in working order, make the common signal of input on the public electrode 111 keep voltage constant, and according to the signal voltage on the setting signal electrode 121, to satisfy the 3D display requirement of 3D display device 100.Those skilled in the art should be understood that the structure when 3D display device 100 is respectively active barrier, liquid crystal lens and Active retarder, are not described in detail at this.
In addition, it will be understood by those skilled in the art that on the described display panel 200 also to be provided with public electrode and pixel electrode that wherein, the public electrode on the display panel 200 is connected with the public electrode 111 that shows module.Preferably, the public electrode 111 of the public electrode on the display panel 200 and 3D display device is connected with peripheral circuit on the display panel 200 by first substrate 110.For example, be connected etc. with PCB circuit board on the display panel by the flexible PCB on the 3D display device.Those skilled in the art should be able to understand above-mentioned connected mode, are not described in detail at this.The present invention provides a kind of display device on the other hand, comprise: backlight, display panel and 3D display device, wherein the concrete structure of 3D display is consulted shown in Figure 2, comprise the first substrate 110 and second substrate 120 that are oppositely arranged, wherein, be provided with public electrode 111 on the described first substrate 110, be provided with signal electrode 121 on the second substrate 120, wherein, the distance between described first substrate 110 and the display panel 200 is less than the distance between described second substrate 120 and the described display panel 200.
Also be, adopt technical solution of the present invention, below the public electrode 111 of 3D display device 100 is arranged on, above signal electrode 121 is arranged on, make public electrode 111 near display panels 200, and signal electrode 121 is away from display panel 200, so just can reduces on the signal electrode change in voltage to crosstalking that display panel 200 causes, and can shield the interference that extraneous signal produces display panel 200, so need not on the display panel 200 that transparency electrode is set again and do screen layer.
In addition, in order to guarantee that public electrode 111 can provide screen layer for display panel 200, in running order at 3D display device 100, in the time of can realizing that 3D shows, make the common signal of input on the public electrode 111 keep voltage constant, if can guarantee 100 normal operations of 3D display device, this fixed voltage can be zero; If no-voltage can not guarantee 100 normal operations of 3D display device, then this fixed voltage is the magnitude of voltage of non-zero; When 3D display device 100 is closed, in the time of need not realizing that 3D shows, make public electrode 111 and 121 while of signal electrode ground connection or for empty, so both provided a screen layer for display panel 200, the electric field that makes again the liquid crystal molecule of liquid crystal layer between first substrate 110 and the second substrate 120 is zero.
Best, the first substrate 110 at public electrode 111 places is fitted with display panel 200, and make the area of set public electrode 111 on the first substrate 110 more than or equal to the viewing area area of display panel 200, preferably, cover whole display panel 200, avoid the outside signal to disturb the peripheral electrode of public electrode 111.
According to more than, the described demonstration module of the specific embodiment of the invention and display, by public electrode being arranged on the one side near display panel, change in voltage is to crosstalking that display panel causes on the minimizing signal electrode, and can shield the interference that extraneous signal produces display panel, thereby need not increase screen layer and show on the basis of module thickness, reach and reduce the purpose of disturbing and reducing cost.
The above only is preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. one kind shows module, comprise display panel and 3D display device, described 3D display device comprises first substrate and the second substrate that is oppositely arranged, wherein, be provided with the first public electrode on the described first substrate, be provided with signal electrode on the second substrate, it is characterized in that, distance between described first substrate and the described display panel is less than the distance between described second substrate and the described display panel, and described the first public electrode is set to constant voltage.
2. demonstration module as claimed in claim 1 is characterized in that, described first substrate and described display panel are fitted.
3. demonstration module as claimed in claim 1 is characterized in that, the area of described the first public electrode is set more than or equal to the viewing area area of described display panel on the described first substrate.
4. demonstration module as claimed in claim 1 is characterized in that, when described 3D display device was in closed condition, described public electrode and described signal electrode be ground connection or be zero simultaneously.
5. such as the arbitrary described demonstration module of claim 1 to 4, it is characterized in that described display panel comprises the second public electrode and pixel electrode, described the second public electrode is connected with described the first public electrode.
6. demonstration module as claimed in claim 5 is characterized in that, described the second public electrode and described the first public electrode are connected with peripheral circuit on the described display panel by described first substrate.
7. demonstration module as claimed in claim 1 is characterized in that, is liquid crystal layer between described first substrate and the described second substrate.
8. demonstration module as claimed in claim 7 is characterized in that, described 3D display device is liquid crystal lens grating.
9. a display device comprises backlight and shows module, it is characterized in that described demonstration module is such as each described demonstration module of claim 1 to 8.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210546627.8A CN103033995B (en) | 2012-12-14 | 2012-12-14 | Display module and display device |
| US14/074,811 US9507184B2 (en) | 2012-12-14 | 2013-11-08 | Display module and a display device for 2-dimensional and 3-dimensional displays |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210546627.8A CN103033995B (en) | 2012-12-14 | 2012-12-14 | Display module and display device |
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| Publication Number | Publication Date |
|---|---|
| CN103033995A true CN103033995A (en) | 2013-04-10 |
| CN103033995B CN103033995B (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210546627.8A Active CN103033995B (en) | 2012-12-14 | 2012-12-14 | Display module and display device |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US9507184B2 (en) |
| CN (1) | CN103033995B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914588A (en) * | 2015-06-25 | 2015-09-16 | 京东方科技集团股份有限公司 | Novel grating, display panel and display device |
| CN108154842A (en) * | 2018-01-04 | 2018-06-12 | 武汉天马微电子有限公司 | A kind of organic light emitting display panel and electronic equipment |
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| CN201037882Y (en) * | 2006-11-15 | 2008-03-19 | 比亚迪股份有限公司 | Liquid crystal display die set with stereo display function |
| JP2011169949A (en) * | 2010-02-16 | 2011-09-01 | Hitachi Displays Ltd | Three-dimensional image display device |
| CN102436101A (en) * | 2011-12-26 | 2012-05-02 | 天马微电子股份有限公司 | Liquid crystal lens grating and three-dimensional display device |
| WO2012117692A1 (en) * | 2011-02-28 | 2012-09-07 | シャープ株式会社 | Electrode substrate and display device and touch panel comprising same |
| CN202956569U (en) * | 2012-12-14 | 2013-05-29 | 京东方科技集团股份有限公司 | Display module and display device |
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| TWI391738B (en) * | 2010-01-08 | 2013-04-01 | Unique Instr Co Ltd | A device for multifunctional liquid crystal parallax gratings |
| KR101698571B1 (en) * | 2010-10-29 | 2017-02-02 | 삼성디스플레이 주식회사 | Display device using diffractive device |
| KR20130106217A (en) * | 2012-03-19 | 2013-09-27 | 삼성디스플레이 주식회사 | Method of displaying three-dimensional stereoscopic image and an display apparatus for performing the same |
| KR20130134816A (en) * | 2012-05-31 | 2013-12-10 | 삼성디스플레이 주식회사 | 3d display device |
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2012
- 2012-12-14 CN CN201210546627.8A patent/CN103033995B/en active Active
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2013
- 2013-11-08 US US14/074,811 patent/US9507184B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201037882Y (en) * | 2006-11-15 | 2008-03-19 | 比亚迪股份有限公司 | Liquid crystal display die set with stereo display function |
| JP2011169949A (en) * | 2010-02-16 | 2011-09-01 | Hitachi Displays Ltd | Three-dimensional image display device |
| WO2012117692A1 (en) * | 2011-02-28 | 2012-09-07 | シャープ株式会社 | Electrode substrate and display device and touch panel comprising same |
| CN102436101A (en) * | 2011-12-26 | 2012-05-02 | 天马微电子股份有限公司 | Liquid crystal lens grating and three-dimensional display device |
| CN202956569U (en) * | 2012-12-14 | 2013-05-29 | 京东方科技集团股份有限公司 | Display module and display device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104914588A (en) * | 2015-06-25 | 2015-09-16 | 京东方科技集团股份有限公司 | Novel grating, display panel and display device |
| CN104914588B (en) * | 2015-06-25 | 2017-05-03 | 京东方科技集团股份有限公司 | Novel grating, display panel and display device |
| US10042229B2 (en) | 2015-06-25 | 2018-08-07 | Boe Technology Group Co., Ltd. | Grating, fabricating method therefor, display panel and display device |
| CN108154842A (en) * | 2018-01-04 | 2018-06-12 | 武汉天马微电子有限公司 | A kind of organic light emitting display panel and electronic equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103033995B (en) | 2015-01-21 |
| US20140168193A1 (en) | 2014-06-19 |
| US9507184B2 (en) | 2016-11-29 |
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